WhatsApp Business API launched for betterment of customer service:
WhatsApp finally will start charging from their business customers audience by giving them the privilege to send customer services notifications like Air Ticketing, Events, shipping confirmation, appointment notifications.
The real purpose of WhatsApp team is to permit small to medium businesses to engage with customer on a streamlined business platform. WhatsApp has stated that all information between the client and business will remain end-to-end encrypted.
If you want to understand the practical use of WhatsApp API:
If you book from any ticket booking site such as BookMyShow, the notification of tickets will be sent to the person through WhatsApp Business. Likewise on any flight or bus tickets booked on MakeMyTrip will be sent to the user via WhatsApp.
Tech industry is expecting that by 2019, WhatsApp will be using the WhatsApp status feature to let businesses advertise their products and promote them. [Source: Economic Times]